A:AnswerYes, you can still receive and reply to text messages on the GPS version. I read that you only need the cellular version if you plan to make calls without having your phone with you.
A:AnswerI just upgraded from a 4 to a 9. Major differences are you do not have to flip your wrist to see the time. The face is on all the time. The battery lasts a lot longer and the watch has many more features and capabilities. I love the upgrade!
A:AnswerI went from a series 4 to a nine. that was a significant change and a good one. I don't have enough information on a series 7 that I could recommend the upgrade. I would say if you need a Oxygen monitor then I would consider it,